Lesson
Rounding Practice
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ssisco_63419
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• Slide 1
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Rounding Practice

Rounding helps us make exact numbers simpler to work with.

• Slide 2
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Rounding to the tens place

What are the ten's? When we round to the nearest ten, the answer must be a multiple of ten.

• Slide 3
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Rounding to the nearest ten

• Find the ten's place.

• Look next door (at the ones place)

• If the number in the ones place is 1,2,3,or4 ROUND DOWN

• If the number in the ones place is 5,6,7,8 or 9 ROUND UP

• Question 4
30 seconds
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Q. Round to the nearest ten:
42
40
42
45
50
• Question 5
60 seconds
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Q.

Round to the nearest ten.

349

300

350

400

• Question 6
300 seconds
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Q. Round to the nearest ten:
752
700
800
750
760
• Slide 7
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Rounding to the hundreds place

What are the hundreds? When we round to the nearest hundred, the answer must be a multiple of one hundred.

• Slide 8
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Rounding to the nearest hundred

• Find the hundred's place.

• Look next door (at the tens place)

• If the number in the tens place is 1,2,3,or4 ROUND DOWN

• If the number in the tens place is 5,6,7,8 or 9 ROUND UP

• Question 9
30 seconds
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Q. What is 345 rounded to the nearest hundred?
200
100
300
400
• Question 10
300 seconds
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Q. Round to the nearest hundred:
149
100
200
150
140
• Question 11
30 seconds
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Q. What is 7,453 rounded to the nearest hundred?
7,400
7,500
7,600
7,700
• Slide 12
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Rounding to the thousands place

What are the thousands? When we round to the nearest thousands, the answer must be a multiple of one thousand.

• Slide 13
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Rounding to the nearest thousand

• Find the thousands place.

• Look next door (at the hundred place)

• If the number in the hundreds place is 1,2,3,or4 ROUND DOWN

• If the number in the hundreds place is 5,6,7,8 or 9 ROUND UP

• Question 14
30 seconds
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Q.

What is 4,519 rounded to the nearest THOUSANDS?

3,000

4,000

5,000

6,000

• Question 15
30 seconds
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Q.

What is 3,298 rounded to the nearest THOUSANDS?

3000
alternatives
3,000
3 thousand
three thousand
• Question 16
30 seconds
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Q.

What is 2,701 rounded to the nearest THOUSANDS?